Which of the Following Statements About the EU's Infringement Procedure

Which of the following statements about the EU's infringement procedure is FALSE?

A) The Commission can send a letter of formal notice to a member state if it suspects that it is violating EU law.
B) The Commission can take a member state to the CJEU if the member state fails to act to remedy a perceived breach in EU law.
C) Under EU law, the member state must comply with the ruling of the CJEU.
D) The CJEU has no power to assess fines if a member state fails to comply with EU law.